<template>
    <section class="list" ref="wrapper">
        <div>
            <div class="area">
                <div class="title border-topbottom">当前城市</div>
                <div class="button-list">
                    <div class="button-wrapper">
                        <div class="button">{{city}}</div>
                    </div>
                </div>
            </div>
            <div class="area">
                <div class="title border-topbottom">热门城市</div>
                <div class="button-list">
                    <div class="button-wrapper" v-for="item in hot" :key="item.id" @click="cityClick(item.name)">
                        <div class="button">{{item.name}}</div>
                    </div>
                </div>
            </div>
            <div class="area">
                <div v-for="(item,key) in list" :key="key" :ref="key">
                    <div class="title border-topbottom">{{key}}</div>
                    <ul class="item-list" v-for="items in item" :key="items.id">
                        <li class="border-bottom" @click="cityClick(items.name)">{{items.name}}</li>
                    </ul>
                 </div>
            </div>
        </div>
    </section>
</template>

<script>
import { mapState,mapMutations } from "vuex";
import Bscroll from "better-scroll";
export default {
  name: "CityList",
  props: {
    list: Object,
    hot: Array,
    letter: String
  },
  data() {
    return {
      scroll: []
    };
  },
  mounted() {
    this.scroll = new Bscroll(this.$refs.wrapper);
  },
  watch: {
    letter() {
      if (this.letter) {
        const element = this.$refs[this.letter][0];
        this.scroll.scrollToElement(element);
      }
    }
  },
  computed: {
    ...mapState(["city"])
  },
  methods: {
    cityClick(city) {
    //   this.$store.dispatch('changeCity',city)
    //   this.$store.commit("changeCity", city);
      this.changeCity(city);
      this.$router.push("/");
    },
    ...mapMutations(['changeCity'])

  }
};
</script>


<style lang="stylus" scoped>
@import '~styles/varibles.styl';

.title {
    background: #eeeeee;
    line-height: 0.54rem;
    text-indent: 0.2rem;
    color: #666;
    font-size: 0.26rem;
}

.border-totbottom {
    &:before {
        border-color: #cccccc;
    }

    &:after {
        border-color: #cccccc;
    }
}

.border-bottom {
    &:before {
        border-color: #cccccc;
    }
}

.list {
    position: absolute;
    top: 1.68rem;
    right: 0;
    bottom: 0;
    left: 0;
    overflow: hidden;
}

.button-list {
    padding: 0.1rem 0.6rem 0.1rem 0.1rem;
    overflow: hidden;

    .button-wrapper {
        width: calc((100% / 3));
        float: left;

        .button {
            margin: 0.1rem;
            padding: 0.1rem 0;
            text-align: center;
            border: 0.02rem solid #cccccc;
            border-radius: 0.06rem;
        }
    }
}

.item-list {
    li {
        line-height: 0.76rem;
        padding-left: 0.2rem;
    }
}
</style>